Home / 15,487.10-23,223.56-4,955.08

Finding the Fourth Proportional to 15,487.10, 23,223.56 and 4,955.08

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Solution

The fourth proportional to 15,487.10, 23,223.56 and 4,955.08 is: 7,430.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,487.10 : 23,223.56 = 4,955.08 : x
  2. Step 2: Convert to fraction form
    15,487.10/23,223.56 = 4,955.08/x
  3. Step 3: Cross multiply
    15,487.10x = 23,223.56 × 4,955.08
  4. Step 4: Simplify right side
    15,487.10x = 115,074,597.68
  5. Step 5: Solve for x
    x = 115,074,597.68/15,487.10
  6. Step 6: Final answer
    x = 7,430.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.